Umbrella



FIG. 1 is a perspective view of an umbrella showing my new design in closed condition;

FIG. 2 is an end view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is an exploded view showing the cover separated;

FIG. 5 is an exploded perspective view in partially open configuration;

FIG. 6 is an exploded perspective view in fully open configuration; and,

FIG. 7 is a perspective view in fully open configuration with the cover in alternate position. 

The ornamental design for an umbrella, as shown and described. 